Nothing is as it seems.
Four our years have passed since the events of Follow the Butterfly. Ira and Arto have teamed up, and both work as crime journalists for the Helsinki Today. Everything’s going nicely, until Ira starts suspecting there’s a serial killer on the loose in Helsinki.
The murders are investigated by Senior Crime Inspector Kerttu Leppänen, who leads the murder unit and eagerly waits for retirement. Unsolved cases haunt Kerttu, who is unable to forgive herself.
The past catches up with all of them – if they were ever free from its clutches in the first place…